CN220498169U - Bottom welding structure of lithium battery - Google Patents

Bottom welding structure of lithium battery Download PDF

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Publication number
CN220498169U
CN220498169U CN202321967921.6U CN202321967921U CN220498169U CN 220498169 U CN220498169 U CN 220498169U CN 202321967921 U CN202321967921 U CN 202321967921U CN 220498169 U CN220498169 U CN 220498169U
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welding
fixedly connected
block
lithium battery
threaded rod
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CN202321967921.6U
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Chinese (zh)
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夏建成
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Guangdong Jinlu New Energy Co ltd
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Guangdong Jinlu New Energy Co ltd
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Abstract

The utility model relates to the technical field of bottom welding structures, in particular to a bottom welding structure of a lithium battery. The welding device comprises a base, wherein the upper surface of the base is fixedly connected with a supporting plate and an operation ring body, the upper surface of the operation ring body is provided with a limiting assembly, the back of the supporting plate is provided with a welding machine, the upper surface of the supporting plate is fixedly connected with a fixing plate, the upper surface of the fixing plate is provided with an air pump, the output end of the air pump is fixedly connected with an operation block, the front surface of the supporting plate is provided with a sliding groove, the operation block slides on the inner wall of the sliding groove, one end of the lower surface of the operation block is provided with a welding block, and the problem that the welding efficiency is influenced due to the fact that the welding block on a bottom welding structure is in a high-heat state under long-time working is solved, and therefore welding is easy to break down due to the fact that the welding block is usually fixed by a screw, replacement is difficult, and the problem that the welding efficiency is influenced by long replacement time is caused.

Description

Bottom welding structure of lithium battery
Technical Field
The utility model relates to the technical field of bottom welding structures, in particular to a bottom welding structure of a lithium battery.
Background
The bottom welding structure mainly comprises a welding strip and a welding machine, the bottom of the lithium battery is welded through the welding machine, when the bottom welding of the lithium battery is needed, the base is fixed through a screw and a workbench, the winding core and the shell are placed in the operation circular ring body and inserted into the welding rod, the welding machine on the supporting plate is started, the air pump on the fixing plate is opened, the operation block slides in the sliding groove, and meanwhile the welding block moves along with the sliding groove, so that the welding rod is contacted, and then the bottom welding of the lithium battery is performed.
The inventors found in daily work that: because the welding block on the bottom welding structure is easy to break down under long-time work, the welding block is usually fixed by adopting a screw, and the screw is required to be frequently screwed when being replaced, so that the welding efficiency is influenced for a long time due to the replacement time.
Disclosure of Invention
The utility model aims to solve the problems that in the actual use process, the welding blocks on the bottom welding structure work for a long time, so that the welding blocks are in a high-heat state, and then the welding is easy to break down, and the welding blocks are usually fixed by screws, so that the welding blocks are not easy to replace, and the welding efficiency is influenced by the replacement time for a long time.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a bottom welding structure of lithium cell, includes the base, the upper surface fixedly connected with backup pad and the operation torus of base, the upper surface of operation torus is provided with spacing subassembly, the welding machine is installed at the back of backup pad, the upper surface fixedly connected with fixed plate of backup pad, the last surface mounting of fixed plate has the air pump, the output fixedly connected with operation piece of air pump, the spout has been seted up in the front of backup pad, the operation piece slides at the spout inner wall, the lower surface one end of operation piece is provided with the welding piece, the lower surface of welding piece is provided with convenient subassembly, convenient subassembly includes the spacing rectangle piece of fixed connection in welding piece lower surface both sides, two be provided with the threaded rod between the spacing rectangle piece, the both ends screw thread of threaded rod is opposite, the surface both ends threaded connection of threaded rod has L shape piece, the operation draw-in groove has been seted up to the upper surface of welding piece, the limit groove has been seted up to the inner wall both sides of operation draw-in groove, limit groove and L shape piece looks adaptation.
The effects achieved by the components are as follows: when the welding blocks need to be replaced conveniently, the limiting rectangular blocks limit the threaded rods, when the threaded rods rotate, the L-shaped blocks are separated from limiting grooves in the operation clamping grooves on old welding blocks on two sides, then the threaded rods rotate to stop, new welding blocks are supported, the threaded rods rotate again, the L-shaped blocks on two sides are clamped into limiting grooves on the new welding blocks, and then the new welding blocks are fixed, so that the effect of replacing the welding blocks conveniently is achieved.
Preferably, a sliding rail is arranged on one side, close to the L-shaped block, of the welding block, and the L-shaped block is in sliding connection with the sliding rail.
The effects achieved by the components are as follows: under the effect of slide rail, carry out spacingly to L shape piece, prevent that L shape piece from following the threaded rod rotation.
Preferably, an operation machine groove is formed in the welding block, and a motor is mounted at the bottom of the inner wall of the operation machine groove.
The effects achieved by the components are as follows: because the motor is installed in the manipulator groove, the motor is started, so that the motor drives the first gear to rotate.
Preferably, one side of the welding block, which is close to the threaded rod, is provided with a first gear, and the first gear is fixedly connected with the output end of the motor.
The effects achieved by the components are as follows: the first gear is fixedly connected with the output end of the motor, so that the first gear is limited.
Preferably, the arc surface fixedly connected with No. two gears of threaded rod, no. two gears, with No. one gear phase-match, two the surface one side of spacing rectangular block is provided with the stabilizer ring.
The effects achieved by the components are as follows: when the first gear rotates, the first gear drives the second gear to rotate, and then the threaded rod is driven to rotate, and meanwhile the stabilizing ring ensures that the threaded rod cannot shake.
Preferably, the limiting component comprises a square block fixedly connected to the upper surface of the operation torus, an operation hole is formed in one side of the outer surface of the square block, a limiting plate is rotatably connected to the inner wall of the operation hole, a spring is fixedly connected to the lower surface of the limiting plate, and the other end of the spring is fixedly connected with the operation torus.
The effects achieved by the components are as follows: when the lithium battery needs to be simply limited, as the square block is fixedly connected to the operation ring body, the limiting plate rotates on the inner wall of the operation hole under the pulling of the spring, and then the limiting plate is propped against the lithium battery, and the effect of simply limiting the lithium battery is achieved under the effect of the limiting assembly.
Preferably, the right side of limiting plate fixedly connected with resistance strip, the resistance strip is the rubber block.
The effects achieved by the components are as follows: under the action of the resistance bar, the friction force between the limiting plate and the lithium battery is increased.
Preferably, the upper surface of the limiting plate is fixedly connected with an arc plate, and the arc plate is positioned in the middle of the upper surface of the limiting plate.
The effects achieved by the components are as follows: dragging the arc plate, and then facilitating the control of the limiting plate.
In summary, the beneficial effects of the utility model are as follows:
according to the utility model, when the welding blocks need to be replaced conveniently, the L-shaped blocks are separated from the limiting grooves in the operation clamping grooves on the old welding blocks on the two sides when the threaded rods rotate, then the threaded rods rotate and stop, the new welding blocks are supported, the threaded rods rotate again, the L-shaped blocks on the two sides are clamped into the limiting grooves on the new welding blocks, the new welding blocks are further fixed, the effect of replacing the welding blocks conveniently is achieved, the problem that the welding efficiency is influenced due to the fact that the welding blocks on the bottom welding structure work for a long time, the welding blocks are in a high-heat state, and then the welding is easy to break down, and the welding blocks are usually fixed by screws, so that the replacement is difficult, and the problem that the welding efficiency is influenced for a long time is solved.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic perspective view of a portable assembly of the present utility model;
FIG. 3 is a schematic perspective view of a portion of the structure of the portable assembly of the present utility model;
fig. 4 is a schematic perspective view of a limiting assembly according to the present utility model.
Legend description: 1. a base; 2. a convenient component; 3. a limit component; 4. a support plate; 5. a welding machine; 6. a fixing plate; 7. an air pump; 8. an operation block; 9. a chute; 10. a welding block; 11. operating the torus; 201. limiting rectangular blocks; 202. a threaded rod; 203. an L-shaped block; 204. a slide rail; 205. an operation clamping groove; 206. defining a slot; 207. an operator slot; 208. a motor; 209. a first gear; 210. a second gear; 211. a stabilizing ring; 301. a square block; 302. an operation hole; 303. a limiting plate; 304. a spring; 305. a resistance bar; 306. arc plate.
Detailed Description
Referring to fig. 1, the present utility model provides a technical solution: the utility model provides a bottom welding structure of lithium cell, including base 1, the upper surface fixedly connected with backup pad 4 of base 1 and operation ring body 11, the upper surface of operation ring body 11 is provided with spacing subassembly 3, the back of backup pad 4 is installed welder 5, the upper surface fixedly connected with fixed plate 6 of backup pad 4, the upper surface mounting of fixed plate 6 has air pump 7, the output fixedly connected with operation piece 8 of air pump 7, spout 9 has been seted up in the front of backup pad 4, operation piece 8 slides at spout 9 inner walls, the lower surface one end of operation piece 8 is provided with welding piece 10, the lower surface of welding piece 10 is provided with convenient subassembly 2.
The following is a specific arrangement and function of the convenient assembly 2 and the spacing assembly 3.
Referring to fig. 2 and 3, in the present embodiment: the convenient assembly 2 comprises limit rectangular blocks 201 fixedly connected to two sides of the lower surface of the welding block 10, a threaded rod 202 is arranged between the two limit rectangular blocks 201, threads at two ends of the threaded rod 202 are opposite, two ends of the outer surface of the threaded rod 202 are connected with L-shaped blocks 203 in a threaded manner, an operation clamping groove 205 is formed in the upper surface of the welding block 10, limiting grooves 206 are formed in two sides of the inner wall of the operation clamping groove 205, the limiting grooves 206 are matched with the L-shaped blocks 203, when the welding block 10 needs to be replaced conveniently, the limit rectangular blocks 201 limit the threaded rod 202, when the threaded rod 202 rotates, the L-shaped blocks 203 are separated from the limiting grooves 206 in the operation clamping grooves 205 on the old welding blocks 10 at two sides, then the threaded rod 202 rotates to stop, a new welding block 10 is supported, the threaded rod 202 rotates again, the L-shaped blocks 203 at two sides are clamped into the limiting grooves 206 on the new welding block 10, and the new welding block 10 is fixed, the effect of conveniently replacing the welding block 10 is achieved, a slide rail 204 is arranged on one side of the welding block 10 close to the L-shaped block 203, the L-shaped block 203 is in sliding connection with the slide rail 204, the L-shaped block 203 is limited under the effect of the slide rail 204, the L-shaped block 203 is prevented from rotating along with the threaded rod 202, an operator groove 207 is arranged in the welding block 10, a motor 208 is arranged at the bottom of the inner wall of the operator groove 207, the motor 208 is arranged in the operator groove 207, the motor 208 is started to drive a first gear 209 to rotate, a first gear 209 is arranged on one side of the welding block 10 close to the threaded rod 202, the first gear 209 is fixedly connected with the output end of the motor 208, the first gear 209 is further limited due to the fixed connection of the output end of the first gear 209 and the motor 208, the arc surface of the threaded rod 202 is fixedly connected with a second gear 210 which is matched with the first gear 209, the outer surface one side of two spacing rectangular pieces 201 is provided with the stabilizer ring 211, when gear 209 is rotatory for gear 209 drives gear 210 rotation No. two, and then drives threaded rod 202 rotation, and stabilizer ring 211 guarantees that threaded rod 202 can not take place to rock simultaneously.
Referring to fig. 4, in this embodiment: the limiting component 3 comprises a square 301 fixedly connected to the upper surface of the operation ring body 11, an operation hole 302 is formed in one side of the outer surface of the square 301, a limiting plate 303 is connected to the inner wall of the operation hole 302 in a rotating mode, a spring 304 is fixedly connected to the lower surface of the limiting plate 303, the other end of the spring 304 is fixedly connected to the operation ring body 11, when a lithium battery needs to be simply limited, the square 301 is fixedly connected to the operation ring body 11, meanwhile, under the pulling of the spring 304, the limiting plate 303 rotates on the inner wall of the operation hole 302, the limiting plate 303 is abutted to the lithium battery, the effect of simply limiting the lithium battery is achieved under the effect of the limiting component 3, a resistance strip 305 is a rubber block, the friction force between the limiting plate 303 and the lithium battery block is increased under the effect of the resistance strip 305, an arc block 306 is fixedly connected to the upper surface of the limiting plate 303, the arc block 306 is located in the middle of the upper surface of the limiting plate 303, and the arc block 306 is dragged, and therefore the control of the limiting plate 303 is convenient.
Working principle:
when the lithium battery needs to be subjected to bottom welding, the base 1 is fixed through a screw and a workbench, the winding core and the shell are placed in the operation ring body 11 and inserted into welding rods, the welding machine 5 on the supporting plate 4 is started, the air pump 7 on the fixing plate 6 is opened, the operation block 8 slides in the sliding groove 9, meanwhile, the welding block 10 moves along, the welding rod is contacted, the lithium battery is subjected to bottom welding, when the welding block 10 needs to be conveniently replaced, the limit rectangular block 201 limits the threaded rod 202, when the threaded rod 202 rotates, the L-shaped block 203 is separated from the limit groove 206 in the operation clamping groove 205 on the old welding block 10 on two sides, then the threaded rod 202 rotates to stop, the new welding block 10 is supported, the threaded rod 202 rotates again, the L-shaped blocks 203 on two sides are clamped into the limit groove 206 on the new welding block 10, and the new welding block 10 is further fixed, the effect of conveniently replacing the welding block 10 is achieved, the L-shaped block 203 is limited under the effect of the sliding rail 204, the L-shaped block 203 is prevented from rotating along with the threaded rod 202, the motor 208 is installed in the manipulator groove 207, the motor 208 is started, the motor 208 drives the first gear 209 to rotate, the first gear 209 is further limited due to the fixed connection of the output ends of the first gear 209 and the motor 208, the first gear 209 drives the second gear 210 to rotate when the first gear 209 rotates, the threaded rod 202 is further driven to rotate, meanwhile, the stabilizing ring 211 ensures that the threaded rod 202 cannot shake, when simple limit is needed to be carried out on a lithium battery, as the square 301 is fixedly connected to the manipulator ring body 11, and simultaneously under the pulling of the spring 304, the limiting plate 303 rotates on the inner wall of the manipulator hole 302, the limiting plate 303 is further abutted to the lithium battery, under the effect of the limiting component 3, the simple limiting effect on the lithium battery is achieved, the friction force between the limiting plate 303 and the lithium battery is increased under the effect of the resistance bar 305, the arc-shaped plate 306 is dragged, and further the control on the limiting plate 303 is facilitated.
While the utility model has been described in terms of what are presently considered to be the most practical and preferred embodiments, it is to be understood that the utility model is not limited to the disclosed embodiments, but is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the utility model, as defined by the appended claims, as long as the scope of the utility model is defined by the following claims, and by the following claims, unless otherwise specified and limited by the context of the utility model; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

Claims (8)

1. The utility model provides a bottom welding structure of lithium cell, includes base (1), its characterized in that: the utility model discloses a welding machine, including base (1) and welding assembly, including base, backup pad, welding assembly, threaded rod (202) are provided with backup pad (4) and operation torus (11) in the upper surface fixedly connected with of base (1), the upper surface of operation torus (11) is provided with spacing subassembly (3), the back of backup pad (4) is installed welding machine (5), the upper surface fixedly connected with fixed plate (6) of backup pad (4), the upper surface of fixed plate (6) is installed air pump (7), the output fixedly connected with operation piece (8) of air pump (7), spout (9) have been seted up in the front of backup pad (4), operation piece (8) slide at spout (9) inner wall, the lower surface one end of operation piece (8) is provided with welding piece (10), the lower surface of welding piece (10) is provided with convenient subassembly (2), convenient subassembly (2) include fixed connection spacing rectangular block (201) in welding piece (10) lower surface both sides, two be provided with threaded rod (202) between spacing rectangular block (201), threaded rod (202) both ends screw thread are opposite, threaded rod (205) are provided with on the inner wall (205) of threaded rod (205) and are opened on the inner wall (203), the limiting groove (206) is matched with the L-shaped block (203).
2. The bottom welding structure of a lithium battery according to claim 1, wherein: a sliding rail (204) is arranged on one side, close to the L-shaped block (203), of the welding block (10), and the L-shaped block (203) is in sliding connection with the sliding rail (204).
3. The bottom welding structure of a lithium battery according to claim 2, wherein: an operator groove (207) is formed in the welding block (10), and a motor (208) is mounted at the bottom of the inner wall of the operator groove (207).
4. A bottom-welding structure of a lithium battery according to claim 3, wherein: one side of the welding block (10) close to the threaded rod (202) is provided with a first gear (209), and the first gear (209) is fixedly connected with the output end of the motor (208).
5. The bottom welding structure of a lithium battery according to claim 4, wherein: the arc surface of threaded rod (202) fixedly connected with No. two gears (210), no. two gears (210) and No. one gear (209) phase-match, two surface one side of spacing rectangular block (201) is provided with stabilizing ring (211).
6. The bottom welding structure of a lithium battery according to claim 5, wherein: the limiting assembly (3) comprises a square block (301) fixedly connected to the upper surface of the operation torus (11), an operation hole (302) is formed in one side of the outer surface of the square block (301), a limiting plate (303) is rotatably connected to the inner wall of the operation hole (302), a spring (304) is fixedly connected to the lower surface of the limiting plate (303), and the other end of the spring (304) is fixedly connected with the operation torus (11).
7. The bottom welding structure of a lithium battery according to claim 6, wherein: the right side of limiting plate (303) fixedly connected with resistance strip (305), resistance strip (305) are the rubber piece.
8. The bottom welding structure of a lithium battery according to claim 7, wherein: the upper surface of limiting plate (303) is fixedly connected with arc plate (306), arc plate (306) are located the mid-portion of limiting plate (303) upper surface.
CN202321967921.6U 2023-07-25 2023-07-25 Bottom welding structure of lithium battery Active CN220498169U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321967921.6U CN220498169U (en) 2023-07-25 2023-07-25 Bottom welding structure of lithium battery

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321967921.6U CN220498169U (en) 2023-07-25 2023-07-25 Bottom welding structure of lithium battery

Publications (1)

Publication Number Publication Date
CN220498169U true CN220498169U (en) 2024-02-20

Family

ID=89882970

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321967921.6U Active CN220498169U (en) 2023-07-25 2023-07-25 Bottom welding structure of lithium battery

Country Status (1)

Country Link
CN (1) CN220498169U (en)

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